public class Bank {
	private int money;
	public void income(int in,int out) throws BankException {
		if(in<=0||out>=0||in+out<=0) {
			throw new BankException(in,out);
		}
		int netIncome = in+out;
		  System.out.printf("本次计算出的纯收入是:%d元\n",netIncome);
       money=money+netIncome;
    } 
    public int getMoney() {
       return money;
    } 
}
